#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
add(int x, int y)
{
	return x + y;
}
int main()
{
	int a = 10, b = 20;
	int c = add(a, b);
	int (*p)(int, int) = add;
	printf("%d\n", c);
	printf("%d\n", (*p)(a, b));
	return 0;
}
void test()
{

 }
int main2()
{
	test;
	printf("&test=%p\n", &test);
	printf("test =%p\n", test);
	return 0;
}
int main1()
{
	int arr[10];
	int(*p)[10] = &arr;
	return 0;
}